Inventor

KATOU HIROYUKI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “KATOU HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOKO INC

1 patent

US7009470B2Mar 7, 2006

Waveguide-type dielectric filter

TOKO INC23 citations89

NEC CORP

1 patent

US6707133B2Mar 16, 2004

Semiconductor chip having an arrayed waveguide grating and module containing the semiconductor chip

NEC CORP0 citations48

MITSUBISHI HEAVY IND LTD

1 patent

US12497191B2Dec 16, 2025

Aircraft lightning probable area detection device, aircraft lightning probable area transmission system, aircraft lightning probable area detection method, and aircraft lightning probable area detection program

MITSUBISHI HEAVY IND LTD0 citations45